可以用于各种干扰事件和多种干扰事件共同作用所引起的工期索赔的计算方法为（）。
A．网络图分析法
B．比例计算法
C．直接法
D．S曲线法
参考答案：A
The children were playing games on the playground, ________ school uniforms.
A．all of them wore
B．all wearing
C．all of whom wearing
D．all were wearing
瘙痒辨证中，出现发作急、变化快、走窜四注、游走不定，或遍身作痒、时作时休者，属于：
A．风痒
B．湿痒
C．热痒
D．虫痒
E．血虚痒
